hematoxylin

简明释义

英[/ˌhiːməˈtɒksɪlɪn/]美[/ˌhiːməˈtɒksɪlɪn/]

n. [有化]苏木精；苏木紫（等于 haematoxylin）

英英释义

单词用法

同义词

反义词

例句

1.After hematoxylin-eosin staining (he staining), the change of intestine structure was observed under light microscope.

苏木精-伊红染色后，光镜下观察肠组织结构的变化。

2.Hematoxylin and eosin staining and safranin o staining were used to observe the secretion of cartilage matrix.

观察软骨基质分泌情况应用苏木精-伊红染色和番红o染色。

3.After hematoxylin? Eosin staining, the pathological changes in liver tissue were observed by microscope.

苏木精-伊红染色镜检观察肝组织病改变。

4.Methods: the basic fuchsin method used to show the anoxic cardiac muscle was modified by prolonging the hematoxylin staining time and adding a step of hydrochloric acid alcohol differentiation.

方法：改进显示缺氧心肌的碱性复红法，即延长苏木素染色时间并增加盐酸酒精分化的步骤。

5.The growth of amoebae was determined using vital stain, iodine stain, iron hematoxylin and trichrome staining methods.

分别用活体染色、碘染色和固定染色（铁苏木素、三色染色法）。

6.The hematoxylin-eosin staining was performed to the lung tissue to observed the pathological changes in the groups respectively.

对肺组织行苏木精-伊红染色，分别观察各组病理改变。

7.Observation of partial decalcified sections with hematoxylin and eosin staining.

部分脱钙切片苏木精-伊红染色观察结果。

8.In histology, we often use hematoxylin to stain cell nuclei.

在组织学中，我们经常使用苏木精来染色细胞核。

9.The pathologist prepared the tissue sample with hematoxylin for examination.

病理学家用苏木精处理了组织样本以便检查。

10.After applying hematoxylin, the nuclei appear dark blue under the microscope.

在应用苏木精后，细胞核在显微镜下呈现深蓝色。

11.We need to ensure that the hematoxylin is properly diluted before staining.

我们需要确保在染色前苏木精被适当稀释。

12.The combination of hematoxylin and eosin is a common staining method in laboratories.

在实验室中，苏木精和伊红的组合是一种常见的染色方法。

作文

Hematoxylin is a vital dye used in the field of histology, which is the study of the microscopic structure of tissues. This compound is derived from the logwood tree, known scientifically as Haematoxylon campechianum. The significance of hematoxylin (苏木精) lies in its ability to stain cell nuclei, making it an essential tool for pathologists and researchers alike. In the laboratory, hematoxylin (苏木精) is often used in conjunction with another dye called eosin, which stains the cytoplasm of cells. Together, these two stains create a contrast that allows for a clearer visualization of tissue structures under a microscope. The process of staining tissues with hematoxylin (苏木精) involves several steps. First, tissue samples are fixed to preserve their structure and then embedded in a medium that allows thin sections to be cut. Once the sections are prepared, they are treated with hematoxylin (苏木精), which binds to the DNA and RNA present in the cell nuclei. This binding results in a deep blue or purple coloration, depending on the pH of the solution used. After staining, the slides are often counterstained with eosin, which provides a pink hue to the cytoplasm, further enhancing the contrast between different cellular components. One of the main advantages of using hematoxylin (苏木精) is its specificity for nucleic acids. This property makes it particularly useful for identifying various types of cells and tissues, including cancerous tissues. For instance, in cancer diagnostics, the presence of abnormal nuclear features can be indicative of malignancy. By examining slides stained with hematoxylin (苏木精), pathologists can determine the characteristics of tumors and make informed decisions regarding treatment options. Moreover, hematoxylin (苏木精) has also found applications beyond traditional histology. In recent years, it has been utilized in molecular biology techniques such as immunohistochemistry, where specific proteins in tissues are targeted and visualized. The combination of hematoxylin (苏木精) staining with these advanced techniques allows for a more comprehensive understanding of tissue function and disease mechanisms. In conclusion, hematoxylin (苏木精) is not just a simple dye; it is a powerful tool that has revolutionized the way we study and understand biological tissues. Its ability to selectively stain cell nuclei has made it indispensable in medical research and diagnostics. As technology continues to advance, the role of hematoxylin (苏木精) in the life sciences will likely expand, paving the way for new discoveries and improved patient care.

苏木精是组织学领域中一种重要的染料，组织学是研究组织微观结构的学科。该化合物来源于一种名为苏木树的树木，学名为Haematoxylon campechianum。hematoxylin（苏木精）的重要性在于它能够染色细胞核，使其成为病理学家和研究人员的重要工具。在实验室中，hematoxylin（苏木精）通常与另一种染料伊红共同使用，后者染色细胞质。这两种染料结合在一起，形成了对比，使得在显微镜下更清晰地观察组织结构。 用hematoxylin（苏木精）染色组织的过程涉及多个步骤。首先，组织样本被固定以保持其结构，然后嵌入一种允许切割薄片的介质。一旦样本准备好，就会处理hematoxylin（苏木精），它会与细胞核中存在的DNA和RNA结合。这种结合导致深蓝色或紫色的着色，具体取决于所用溶液的pH值。染色后，切片通常会用伊红进行反染色，为细胞质提供粉红色的色调，进一步增强不同细胞成分之间的对比。 使用hematoxylin（苏木精）的主要优点之一是其对核酸的特异性。这一特性使其在识别各种类型的细胞和组织时特别有用，包括癌症组织。例如，在癌症诊断中，异常核特征的存在可能表明恶性肿瘤。通过检查用hematoxylin（苏木精）染色的切片，病理学家可以确定肿瘤的特征，并就治疗方案做出明智的决定。 此外，hematoxylin（苏木精）还在传统组织学之外找到了应用。近年来，它被用于分子生物学技术，如免疫组化，其中针对并可视化组织中的特定蛋白质。将hematoxylin（苏木精）染色与这些先进技术相结合，可以更全面地理解组织功能和疾病机制。 总之，hematoxylin（苏木精）不仅仅是一种简单的染料；它是一种强大的工具，彻底改变了我们研究和理解生物组织的方式。它选择性染色细胞核的能力使其在医学研究和诊断中不可或缺。随着技术的不断进步，hematoxylin（苏木精）在生命科学中的作用可能会扩大，为新的发现和改善患者护理铺平道路。